Optical · Wireless · Custom Modules PCBA OEM — One-Stop Turnkey
SHENZHEN SUNWIN ELECTRONICS TECHNOLOGY CO., LTD.

Optical, Wireless & Custom Modules
One-Stop PCBA OEM Manufacturing

Backed by our own SMT manufacturing base, we use SMT + COB hybrid processes to deliver full-cycle PCBA OEM services — from component sourcing and assembly to packaging and testing — across optical modules, RF modules, wearables and other custom electronic modules.

15+Years of PCBA Manufacturing Experience
21High-Precision SMT Lines
8,000㎡+Factory Area
3Product Lines / 17 Sub-Categories
PRODUCT STRUCTURE

Three product lines, from optical to custom modules

Our product structure is organized by application. Top-level categories map to business direction; sub-categories map to specific module types — so you can quickly find the right product and process fit.

01

Optical Communication PCBA & Device Packaging

Optical transceiver PCBA and precision device packaging covering 10G to 1.6T optical communication scenarios.

  • Optical Transceiver PCBA 1.1
  • High-Speed Optical Connector Module PCBA 1.2
  • MEMS Optical Device TO Packaging 1.3
  • Precision Optoelectronic Packaging 1.4
  • Butterfly Laser BOX Device Packaging 1.5
View details →
02

Wireless Communication PCBA

RF and processing platforms, Wi-Fi, Bluetooth, GPS and mmWave radar modules for high-precision, compact designs.

  • RF SoC & FPGA PCBA 2.1
  • Wi-Fi Module PCBA 2.2
  • Bluetooth Module PCBA 2.3
  • GPS Module PCBA 2.4
  • mmWave Radar PCBA 2.5
View details →
03

Other Module PCBA

Laser ranging, display, biometric, camera, wearable electronics and fully custom module solutions.

  • Laser Ranging / LCD / Fingerprint & Touch 3.1–3.3
  • Facial Recognition / Camera / Wearable 3.4–3.6
  • Other Custom Module PCBA 3.7
View details →
MANUFACTURING CAPABILITIES

Backed by our own factory, end to end

Full Turnkey Manufacturing

PCB fabrication, component sourcing, SMT, packaging and testing under one roof.

SMT + COB Hybrid Assembly

Combined surface-mount and chip-on-board processes for high-precision, miniaturized products.

Advanced Packaging

Flip-Chip, COC, COS and 2.5D packaging processes for next-generation modules.

Reliable Quality System

Full-process SPI / AOI / X-Ray / ICT / FCT inspection with MES traceability.

PROCESS

Five steps from inquiry to mass production

01

Requirement Review

Confirm product category, specs and target lead time.

02

Design & Sampling

BOM optimization, component selection and sample validation.

03

Production

SMT / COB line scheduling and first-article confirmation.

04

Quality Inspection

Full SPI / AOI / X-Ray / FCT testing.

05

Packaging & Shipping

ESD-safe packaging and global logistics.

Need a PCBA manufacturing quote?

Share your product requirements and specs — we'll respond with an initial proposal within one business day.

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